Hi,
Warner wrote:
HP-UX had a weird form of COFF in the early days. IBM
AIX had its own
thing that wasn't quite COFF, nor was it quite a.out. Apollo also had
a variation on COFF that wasn't quite standard.
For folks interested in this kind of thing when not all the world was an
ELF, back in 2000, Usenet's comp.compilers' moderator, John R. Levine,
wrote ‘Linkers and Loaders’,
https://amzn.to/3LX2eey.
(Disclosure: I reviewed and commented on some chapters.)
--
Cheers, Ralph.